Home / 2,371.12-3,264.60-2,090.32

Finding the Fourth Proportional to 2,371.12, 3,264.60 and 2,090.32

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Solution

The fourth proportional to 2,371.12, 3,264.60 and 2,090.32 is: 2,877.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,371.12 : 3,264.60 = 2,090.32 : x
  2. Step 2: Convert to fraction form
    2,371.12/3,264.60 = 2,090.32/x
  3. Step 3: Cross multiply
    2,371.12x = 3,264.60 × 2,090.32
  4. Step 4: Simplify right side
    2,371.12x = 6,824,058.67
  5. Step 5: Solve for x
    x = 6,824,058.67/2,371.12
  6. Step 6: Final answer
    x = 2,877.99

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.